html,
body,
header,
section,
footer {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

body {
    color: #000;
    background-color: #f7f7f7;
}

header {
    height: 3.40rem;
    line-height: 3.4rem;
    background-color: #2389d0;
    font-size: 1.3rem;
    color: white;
    text-align: center;
}

.qrcode-footer-text {
    width: 100%;
    height: 3.40rem;
    line-height: 0.7rem;
    font-size: 0.7rem;
    color: #aaaaaa;
    background-color: #ffffff;
    text-align: center;
}

.container {
    min-width: 250px;
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    margin-top: .5rem;
}

.qrcode {
    background: #ffffff;
    border-bottom: 1px dashed #e5e5e5;
}

.qrcode img {
    max-width: 210px;
    max-height: 210px;
    padding: 20px;
    margin: 0 auto;
}

.qrcode-footer {
    height: 3rem;
    background: #ffffff;
    text-align: center;
}

.qrcode-footer ul {
    float: left;
    width: 100%;
    list-style: none;
    padding: 0;
    text-align: center;
}

.qrcode-footer ul li {
    display: inline-block;
    width: 2rem;
    margin-right: .5rem;
}

.qrcode-footer ul li img {
    width: 2rem;
}

#avatar {
    width: 60px;
    height: 60px;
    padding-top: 2rem;
}

.qrcode-txt {
    text-align: center;
}